Yellow phosphorus is transported under

Question

Yellow phosphorus is transported under

A. Air

B. Water

D. Helium

Correct Answer :

B. Water

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The end bleaching agent used to move last traces of colour bodies from the pulp is

B. MgO

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Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is __________ °C.

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Impurities present in brine is normally removed by treatment with

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__________ Nature of hypo (sodium thiosulphate) makes it useful in photography.

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Fusel oil is a/an

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Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Discuss this answer

Viscose rayon is chemically

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__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

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Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

Discuss this answer

The combustion reaction, C + O₂ = CO₂, is

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Starting material for the commercial production of ethyl alcohol in India is

A. Rice

D. Maize

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Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

Discuss this answer

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst

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Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces

B. Dacron

D. PVC

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At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

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Baking soda is chemically represented by

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Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

A. 1 - 2

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Oleum produces fumes of

A. SO₂

C. SO₃

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Pick out the wrong statement.

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__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

C. Quartz

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Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of

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Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.

A. Hard

B. Soft

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Ultimate analysis of coal determines its __________ content.

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Fish contains about __________ percent oil.

A. 5

B. 10

C. 20

D. 35

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Cumene (isopropyl benzene) is made by

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The basic difference between vegetable oils and fats is in their

Discuss this answer

Multistage catalytic converter is not used in the

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High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

Discuss this answer

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

Discuss this answer

Which of the following is the second major component of cement?

B. CaO

C. SiO₂

Discuss this answer

Answer 1

C. Nitrogen

Answer 2

A. Chlorine dioxide (ClO₂)

Answer 3

C. SO₂ gas

Answer 4

D. Mercaptans

Answer 5

A. -5 to 0

Answer 6

B. 5 to 10

Answer 7

C. 30 to 50

Answer 8

D. 75 to 80

Answer 9

A. NH₃ and CO₂

Answer 10

B. Lime and soda ash

Answer 11

C. Lime, ammonia and carbon

Answer 12

D. All (A), (B) and (C)

Answer 13

A. Oxidising

Answer 14

B. Reducing

Answer 15

C. Complex forming

Answer 16

D. Photochemical

Answer 17

A. Essential oil

Answer 18

B. Extract from medicinal herbs

Answer 19

C. Mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses).

Answer 20

D. None of these

Answer 21

A. Poor oxidation stability and high gum forming tendency

Answer 22

B. Greater tendency of decomposition at elevated temperature

Answer 23

C. Hydrolysis tendency in presence of water

Answer 24

D. All (A), (B) and (C)

Answer 25

A. Cellulose nitrate

Answer 26

B. Regenerated cellulose nitrate

Answer 27

C. Cellulose acetate

Answer 28

D. Regenerated cellulose acetate

Answer 29

A. Phosphates

Answer 30

B. Chromates

Answer 31

C. Sulphates

Answer 32

D. Bi-carbonates

Answer 33

A. Nitric acid

Answer 34

B. Hydrochloric acid

Answer 35

C. Methyl alcohol

Answer 36

D. Formic acid

Answer 37

A. Exothermic

Answer 38

B. Endothermic

Answer 39

C. Autocatalytic

Answer 40

D. None of these

Answer 41

B. Molasses

Answer 42

C. Fruit of Mahua tree

Answer 43

A. Cause cholesterol build up and blood clotting

Answer 44

B. Are prone to rancid oxidation

Answer 45

C. Always contain some amount of nickel (as their complete removal is very difficult)

Answer 46

D. Have affinity to retain harmful sulphur compounds

Answer 47

A. Gives higher conversion efficiency

Answer 48

B. Has a longer life and is not poisoned by arsenic

Answer 49

C. Handles lower SO2 content gas (7 -10% SO₂), thus increasing the capital cost of the plant

Answer 50

D. All (A), (B) and (C)

Answer 51

A. Nylon-6

Answer 52

C. Polyester

Answer 53

A. Independent of

Answer 54

B. Directly proportional to

Answer 55

C. Inversely proportional to

Answer 56

D. Proportional to the square of

Answer 57

A. Na₂CO₃

Answer 58

B. NaHCO₃

Answer 59

C. Na₂CO₃.H₂O

Answer 60

D. Na₂CO₃.10H₂O

Answer 61

B. 15 - 20

Answer 62

C. 50 - 60

Answer 63

D. 80 - 85

Answer 64

B. H₂SO₄

Answer 65

D. SO₂ + H₂SO₄

Answer 66

A. DDT is manufactured by the condensation of chlorobenzene with chloral at 30°C in presence of oleum, which is a highly exothermic reaction

Answer 67

B. Chloral is obtained by the chlorination of ethyl alcohol

Answer 68

C. Insecticides acting on the insects through the respiratory system are called fumigants

Answer 69

D. Benzene hexachloride is not a contact insecticide

Answer 70

A. Bauxite

Answer 71

B. Limestone

Answer 72

D. Manganese

Answer 73

A. Trichloroethylene

Answer 74

B. Perchloroethylene

Answer 75

C. Parathion

Answer 76

D. Methanol

Answer 77

C. Metallic

Answer 78

D. Lubricating

Answer 79

A. Carbon, hydrogen, nitrogen & sulphur

Answer 80

B. Carbon, ash, sulphur & nitrogen

Answer 81

C. Carbon, sulphur, volatile matter & ash

Answer 82

D. Carbon, volatile matter, ash & moisture

Answer 83

A. Oxidation of naphthalene

Answer 84

B. Propylene alkylation of benzene

Answer 85

C. Polymerisation of a mixture of benzene & propylene

Answer 86

D. None of these

Answer 87

A. Density

Answer 88

B. Chemical properties

Answer 89

C. Physical state

Answer 90

D. Composition

Answer 91

A. Conversion of SO2 to SO3

Answer 92

B. NH3 synthesis reaction

Answer 93

C. Both (A) and (B)

Answer 94

D. Neither (A) nor (B)

Answer 95

A. Flocculate the impurities

Answer 96

B. Facilitate fast filtration

Answer 97

C. Both (A) and (B)

Answer 98

D. Neither (A) nor (B)

Answer 99

A. Has larger production capacity per unit cell

Answer 100

B. Consumes less power per ton of Cl2 produced

Answer 101

C. Produces high purity (70%) caustic soda directly

Answer 102

D. All (A), (B) and (C)

Answer 103

A. Al₂O₃

Answer 104

D. Fe₂O₃

Yellow phosphorus is transported under

Correct Answer :

Show all Chemical Process MCQ

Related Questions

The end bleaching agent used to move last traces of colour bodies from the pulp is

Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is __________ °C.

Impurities present in brine is normally removed by treatment with

__________ Nature of hypo (sodium thiosulphate) makes it useful in photography.

Fusel oil is a/an

Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Viscose rayon is chemically

__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

The combustion reaction, C + O₂ = CO₂, is

Starting material for the commercial production of ethyl alcohol in India is

Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst

Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces

At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

Baking soda is chemically represented by

Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

Oleum produces fumes of

Pick out the wrong statement.

__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of

Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.

Ultimate analysis of coal determines its __________ content.

Fish contains about __________ percent oil.

Cumene (isopropyl benzene) is made by

The basic difference between vegetable oils and fats is in their

Multistage catalytic converter is not used in the

High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

Which of the following is the second major component of cement?

Also checkout

Yellow phosphorus is transported under

Correct Answer :

Show all Chemical Process MCQ

Related Questions

The end bleaching agent used to move last traces of colour bodies from the pulp is

Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is __________ °C.

Impurities present in brine is normally removed by treatment with

__________ Nature of hypo (sodium thiosulphate) makes it useful in photography.

Fusel oil is a/an

Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Viscose rayon is chemically

__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

The combustion reaction, C + O2 = CO2, is

Starting material for the commercial production of ethyl alcohol in India is

Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst

Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces

At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

Baking soda is chemically represented by

Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

Oleum produces fumes of

Pick out the wrong statement.

__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of

Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.

Ultimate analysis of coal determines its __________ content.

Fish contains about __________ percent oil.

Cumene (isopropyl benzene) is made by

The basic difference between vegetable oils and fats is in their

Multistage catalytic converter is not used in the

High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

Which of the following is the second major component of cement?

Also checkout

The combustion reaction, C + O₂ = CO₂, is

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst

Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of